- fixed strokewidth - image position and size are rounded to nearest integer to avoid sub-pixel rendering. This ensures there are no visual artefacts on transparent borders (e.g. the "white halo").         
- fixed strokewidth
- image position and size are rounded to nearest integer to avoid sub-pixel rendering. This ensures there are no visual artefacts on transparent borders (e.g. the "white halo").
        

git-svn-id: 40fafd3e1a86b54acbe6deed6d177aecd22522e4@1055 54af9aa6-5a1e-0410-a967-addfb4fd9e76

nodebox/nodebox-opengl,nodebox/nodebox-opengl,nodebox/nodebox-opengl